Lewis Acids and Bases

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Danieljm1B
Posts: 30
Joined: Mon Feb 25, 2019 12:15 am

Lewis Acids and Bases

Postby Danieljm1B » Sun Jul 21, 2019 6:44 pm

What are the differences between Lewis Acids and Bases and what does this have to do with the bonds they form?

Sisi Li 1F
Posts: 34
Joined: Mon Mar 11, 2019 12:15 am

Re: Lewis Acids and Bases

Postby Sisi Li 1F » Sun Jul 21, 2019 8:12 pm

Lewis acids are electron acceptors, they usually have an unfilled valence and will accept electron pairs from Lewis bases, which are electron donors that give away electron pairs.

Kguox1B
Posts: 29
Joined: Mon Jun 17, 2019 7:22 am

Re: Lewis Acids and Bases

Postby Kguox1B » Sun Jul 21, 2019 10:21 pm

Thanks for this response!

Yen Ho Chou 1D
Posts: 28
Joined: Wed Feb 27, 2019 12:16 am

Re: Lewis Acids and Bases

Postby Yen Ho Chou 1D » Sun Jul 21, 2019 10:39 pm

lewis acids are electron acceptors while lewis bases are electron donors

David Zhang 1B
Posts: 48
Joined: Mon Jun 17, 2019 7:23 am

Re: Lewis Acids and Bases

Postby David Zhang 1B » Mon Jul 22, 2019 10:01 pm

Lewis acids are the molecule that has the ability to accept an entire electron pair rather than sharing the electrons. The Lewis base is the donor of the electrons.

Jennifer Zhou 1A
Posts: 31
Joined: Mon Jun 17, 2019 7:23 am

Re: Lewis Acids and Bases

Postby Jennifer Zhou 1A » Tue Jul 23, 2019 3:18 pm

Lewis acids are electron pair acceptor. Lewis bases are electron pair donor.

Brian Kwak 1D
Posts: 88
Joined: Fri Sep 28, 2018 12:17 am

Re: Lewis Acids and Bases

Postby Brian Kwak 1D » Wed Jul 24, 2019 11:58 am

Lewis acids accept a pair of electrons and Lewis bases donate a pair of electrons. So an example would be BF3 and NH3. Where NH3 can form a bond with BF3 by donating its electron pair to boron. In this example BF3 is a Lewis acid and NH3 is a Lewis acid.

Leah farhadi 1F
Posts: 36
Joined: Mon Jun 17, 2019 7:23 am

Re: Lewis Acids and Bases

Postby Leah farhadi 1F » Thu Jul 25, 2019 9:53 am

A Lewis acid is usually a molecule an unfulfilled valence electron configuration, like BH3, where B can accept another atom to fill its shell, another example would be H+, where it can accept electrons to become neutral. A Lewis base donates electrons, like NH3, where the line pairs on N can allow another molecule to attach, also F- can donate its extra electron to become neutral.

205458163
Posts: 33
Joined: Wed Jun 26, 2019 12:15 am

Re: Lewis Acids and Bases

Postby 205458163 » Sat Jul 27, 2019 2:38 pm

Lewis acid is an electron acceptor, Lewis base is an electron donor

Daniel Kim 1D
Posts: 38
Joined: Wed Oct 03, 2018 12:17 am

Re: Lewis Acids and Bases

Postby Daniel Kim 1D » Sun Jul 28, 2019 9:08 pm

Lewis acids accept an electron pair from lewis bases. When there is an empty orbital, most likely a lewis acid, it will accept an electron pair from a lewis base.

Radha Patel 4I
Posts: 97
Joined: Tue Feb 12, 2019 12:15 am

Re: Lewis Acids and Bases

Postby Radha Patel 4I » Sun Jul 28, 2019 11:20 pm

Lewis Acid : electron pair acceptor
Lewis : electron pair donor

Say if you draw the lewis structure NH3 + BF3 , you will notice that the lone pair on N from NH3 will be accepted by BF3, making NH3 the base and BF3 the acid


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